The CIA's encrypted art sculpture has puzzled cryptographers for decades. The man with the answers is finally ready to clue ...

Light pollution also had a greater pull during breeding seasons, particularly in the morning.

An analysis of nearly 200 photos and videos shows that whales and dolphins engage in more playful interactions than previously thought.

A lot of Jacobs and Emilys are turning 25 this year. According to the Social Security Administration, those were the two most popular baby names of the year 2000. Runners-up for girls and boys were ...

Can you work it out?

We give you an obscure word with four definitions—one correct, three made up. Can you identify the correct one?